diff options
Diffstat (limited to 'tools')
26 files changed, 141 insertions, 58 deletions
diff --git a/tools/bpf/bpftool/btf_dumper.c b/tools/bpf/bpftool/btf_dumper.c index d66131f69689..397e5716ab6d 100644 --- a/tools/bpf/bpftool/btf_dumper.c +++ b/tools/bpf/bpftool/btf_dumper.c @@ -26,7 +26,7 @@ static void btf_dumper_ptr(const void *data, json_writer_t *jw, bool is_plain_text) { if (is_plain_text) - jsonw_printf(jw, "%p", data); + jsonw_printf(jw, "%p", *(void **)data); else jsonw_printf(jw, "%lu", *(unsigned long *)data); } diff --git a/tools/cgroup/iocost_monitor.py b/tools/cgroup/iocost_monitor.py index f79b23582a1d..7427a5ee761b 100644 --- a/tools/cgroup/iocost_monitor.py +++ b/tools/cgroup/iocost_monitor.py @@ -72,7 +72,7 @@ class BlkgIterator: name = BlkgIterator.blkcg_name(blkcg) path = parent_path + '/' + name if parent_path else name blkg = drgn.Object(prog, 'struct blkcg_gq', - address=radix_tree_lookup(blkcg.blkg_tree, q_id)) + address=radix_tree_lookup(blkcg.blkg_tree.address_of_(), q_id)) if not blkg.address_: return @@ -228,7 +228,7 @@ q_id = None root_iocg = None ioc = None -for i, ptr in radix_tree_for_each(blkcg_root.blkg_tree): +for i, ptr in radix_tree_for_each(blkcg_root.blkg_tree.address_of_()): blkg = drgn.Object(prog, 'struct blkcg_gq', address=ptr) try: if devname == blkg.q.kobj.parent.name.string_().decode('utf-8'): diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c index f3cbf86e51ac..20eed719542e 100644 --- a/tools/lib/traceevent/parse-filter.c +++ b/tools/lib/traceevent/parse-filter.c @@ -1228,8 +1228,10 @@ filter_event(struct tep_event_filter *filter, struct tep_event *event, } filter_type = add_filter_type(filter, event->id); - if (filter_type == NULL) + if (filter_type == NULL) { + free_arg(arg); return TEP_ERRNO__MEM_ALLOC_FAILED; + } if (filter_type->filter) free_arg(filter_type->filter); diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 387311c67264..de988589d99b 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -1076,6 +1076,7 @@ int cmd_report(int argc, const char **argv) struct stat st; bool has_br_stack = false; int branch_mode = -1; + int last_key = 0; bool branch_call_mode = false; #define CALLCHAIN_DEFAULT_OPT "graph,0.5,caller,function,percent" static const char report_callchain_help[] = "Display call graph (stack chain/backtrace):\n\n" @@ -1450,7 +1451,8 @@ repeat: sort_order = sort_tmp; } - if (setup_sorting(session->evlist) < 0) { + if ((last_key != K_SWITCH_INPUT_DATA) && + (setup_sorting(session->evlist) < 0)) { if (sort_order) parse_options_usage(report_usage, options, "s", 1); if (field_order) @@ -1530,6 +1532,7 @@ repeat: ret = __cmd_report(&report); if (ret == K_SWITCH_INPUT_DATA) { perf_session__delete(session); + last_key = K_SWITCH_INPUT_DATA; goto repeat; } else ret = 0; diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index 45286900aacb..0aa63aeb58ec 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -339,10 +339,10 @@ static inline void perf_hpp__prepend_sort_field(struct perf_hpp_fmt *format) list_for_each_entry_safe(format, tmp, &(_list)->sorts, sort_list) #define hists__for_each_format(hists, format) \ - perf_hpp_list__for_each_format((hists)->hpp_list, fmt) + perf_hpp_list__for_each_format((hists)->hpp_list, format) #define hists__for_each_sort_list(hists, format) \ - perf_hpp_list__for_each_sort_list((hists)->hpp_list, fmt) + perf_hpp_list__for_each_sort_list((hists)->hpp_list, format) extern struct perf_hpp_fmt perf_hpp__format[]; diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c index 6658fbf196e6..1965aefccb02 100644 --- a/tools/perf/util/symbol-elf.c +++ b/tools/perf/util/symbol-elf.c @@ -920,6 +920,9 @@ static int dso__process_kernel_symbol(struct dso *dso, struct map *map, if (curr_map == NULL) return -1; + if (curr_dso->kernel) + map__kmap(curr_map)->kmaps = kmaps; + if (adjust_kernel_syms) { curr_map->start = shdr->sh_addr + ref_reloc(kmap); curr_map->end = curr_map->start + shdr->sh_size; diff --git a/tools/power/acpi/Makefile.config b/tools/power/acpi/Makefile.config index 0111d246d1ca..54a2857c2510 100644 --- a/tools/power/acpi/Makefile.config +++ b/tools/power/acpi/Makefile.config @@ -15,7 +15,7 @@ include $(srctree)/../../scripts/Makefile.include OUTPUT=$(srctree)/ ifeq ("$(origin O)", "command line") - OUTPUT := $(O)/power/acpi/ + OUTPUT := $(O)/tools/power/acpi/ endif #$(info Determined 'OUTPUT' to be $(OUTPUT)) diff --git a/tools/power/acpi/common/cmfsize.c b/tools/power/acpi/common/cmfsize.c index 28c11c6b4d06..d1d18ff5c911 100644 --- a/tools/power/acpi/common/cmfsize.c +++ b/tools/power/acpi/common/cmfsize.c @@ -3,7 +3,7 @@ * * Module Name: cfsize - Common get file size function * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/acpi/common/getopt.c b/tools/power/acpi/common/getopt.c index 6b41d8b64a00..c3708f30ab3a 100644 --- a/tools/power/acpi/common/getopt.c +++ b/tools/power/acpi/common/getopt.c @@ -3,7 +3,7 @@ * * Module Name: getopt * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c b/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c index d1f3d44e315e..5aaddc79adf7 100644 --- a/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c +++ b/tools/power/acpi/os_specific/service_layers/oslinuxtbl.c @@ -3,7 +3,7 @@ * * Module Name: oslinuxtbl - Linux OSL for obtaining ACPI tables * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/acpi/os_specific/service_layers/osunixdir.c b/tools/power/acpi/os_specific/service_layers/osunixdir.c index 30913f124dd5..fd05ddee240f 100644 --- a/tools/power/acpi/os_specific/service_layers/osunixdir.c +++ b/tools/power/acpi/os_specific/service_layers/osunixdir.c @@ -3,7 +3,7 @@ * * Module Name: osunixdir - Unix directory access interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/acpi/os_specific/service_layers/osunixmap.c b/tools/power/acpi/os_specific/service_layers/osunixmap.c index 29dfb47adfeb..c565546e85bc 100644 --- a/tools/power/acpi/os_specific/service_layers/osunixmap.c +++ b/tools/power/acpi/os_specific/service_layers/osunixmap.c @@ -3,7 +3,7 @@ * * Module Name: osunixmap - Unix OSL for file mappings * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/acpi/os_specific/service_layers/osunixxf.c b/tools/power/acpi/os_specific/service_layers/osunixxf.c index 83d3b3b829b8..5b2fd968535f 100644 --- a/tools/power/acpi/os_specific/service_layers/osunixxf.c +++ b/tools/power/acpi/os_specific/service_layers/osunixxf.c @@ -3,7 +3,7 @@ * * Module Name: osunixxf - UNIX OSL interfaces * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/acpi/tools/acpidump/acpidump.h b/tools/power/acpi/tools/acpidump/acpidump.h index 2eb0aaa4f462..26a5eae9f87f 100644 --- a/tools/power/acpi/tools/acpidump/acpidump.h +++ b/tools/power/acpi/tools/acpidump/acpidump.h @@ -3,7 +3,7 @@ * * Module Name: acpidump.h - Include file for acpi_dump utility * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/acpi/tools/acpidump/apdump.c b/tools/power/acpi/tools/acpidump/apdump.c index 820baeb5092b..76433296055d 100644 --- a/tools/power/acpi/tools/acpidump/apdump.c +++ b/tools/power/acpi/tools/acpidump/apdump.c @@ -3,7 +3,7 @@ * * Module Name: apdump - Dump routines for ACPI tables (acpidump) * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/acpi/tools/acpidump/apfiles.c b/tools/power/acpi/tools/acpidump/apfiles.c index 16d919bd133b..a682bae4e6f6 100644 --- a/tools/power/acpi/tools/acpidump/apfiles.c +++ b/tools/power/acpi/tools/acpidump/apfiles.c @@ -3,7 +3,7 @@ * * Module Name: apfiles - File-related functions for acpidump utility * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/acpi/tools/acpidump/apmain.c b/tools/power/acpi/tools/acpidump/apmain.c index d8f1b57537d3..046e6b8d6baa 100644 --- a/tools/power/acpi/tools/acpidump/apmain.c +++ b/tools/power/acpi/tools/acpidump/apmain.c @@ -3,7 +3,7 @@ * * Module Name: apmain - Main module for the acpidump utility * - * Copyright (C) 2000 - 2019, Intel Corp. + * Copyright (C) 2000 - 2020, Intel Corp. * *****************************************************************************/ diff --git a/tools/power/x86/intel-speed-select/isst-config.c b/tools/power/x86/intel-speed-select/isst-config.c index 944183f9ed5a..2b2b8167c65b 100644 --- a/tools/power/x86/intel-speed-select/isst-config.c +++ b/tools/power/x86/intel-speed-select/isst-config.c @@ -15,7 +15,7 @@ struct process_cmd_struct { int arg; }; -static const char *version_str = "v1.1"; +static const char *version_str = "v1.2"; static const int supported_api_ver = 1; static struct isst_if_platform_info isst_platform_info; static char *progname; @@ -1384,14 +1384,10 @@ static void set_pbf_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, goto disp_result; } - if (auto_mode) { - if (status) { - ret = set_pbf_core_power(cpu); - if (ret) - goto disp_result; - } else { - isst_pm_qos_config(cpu, 0, 0); - } + if (auto_mode && status) { + ret = set_pbf_core_power(cpu); + if (ret) + goto disp_result; } ret = isst_set_pbf_fact_status(cpu, 1, status); @@ -1408,6 +1404,9 @@ static void set_pbf_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, } } + if (auto_mode && !status) + isst_pm_qos_config(cpu, 0, 0); + disp_result: if (status) isst_display_result(cpu, outf, "base-freq", "enable", @@ -1496,14 +1495,10 @@ static void set_fact_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, int ret; int status = *(int *)arg4; - if (auto_mode) { - if (status) { - ret = isst_pm_qos_config(cpu, 1, 1); - if (ret) - goto disp_results; - } else { - isst_pm_qos_config(cpu, 0, 0); - } + if (auto_mode && status) { + ret = isst_pm_qos_config(cpu, 1, 1); + if (ret) + goto disp_results; } ret = isst_set_pbf_fact_status(cpu, 0, status); @@ -1524,6 +1519,9 @@ static void set_fact_for_cpu(int cpu, void *arg1, void *arg2, void *arg3, ret = isst_set_trl(cpu, fact_trl); if (ret && auto_mode) isst_pm_qos_config(cpu, 0, 0); + } else { + if (auto_mode) + isst_pm_qos_config(cpu, 0, 0); } disp_results: @@ -1638,7 +1636,7 @@ static void set_fact_enable(int arg) if (ret) goto error_disp; } - isst_display_result(i, outf, "turbo-freq --auto", "enable", 0); + isst_display_result(-1, outf, "turbo-freq --auto", "enable", 0); } return; diff --git a/tools/power/x86/intel-speed-select/isst-core.c b/tools/power/x86/intel-speed-select/isst-core.c index d14c7bcd327a..81a119f688a3 100644 --- a/tools/power/x86/intel-speed-select/isst-core.c +++ b/tools/power/x86/intel-speed-select/isst-core.c @@ -6,6 +6,44 @@ #include "isst.h" +int isst_write_pm_config(int cpu, int cp_state) +{ + unsigned int req, resp; + int ret; + + if (cp_state) + req = BIT(16); + else + req = 0; + + ret = isst_send_mbox_command(cpu, WRITE_PM_CONFIG, PM_FEATURE, 0, req, + &resp); + if (ret) + return ret; + + debug_printf("cpu:%d WRITE_PM_CONFIG resp:%x\n", cpu, resp); + + return 0; +} + +int isst_read_pm_config(int cpu, int *cp_state, int *cp_cap) +{ + unsigned int resp; + int ret; + + ret = isst_send_mbox_command(cpu, READ_PM_CONFIG, PM_FEATURE, 0, 0, + &resp); + if (ret) + return ret; + + debug_printf("cpu:%d READ_PM_CONFIG resp:%x\n", cpu, resp); + + *cp_state = resp & BIT(16); + *cp_cap = resp & BIT(0) ? 1 : 0; + + return 0; +} + int isst_get_ctdp_levels(int cpu, struct isst_pkg_ctdp *pkg_dev) { unsigned int resp; @@ -36,6 +74,7 @@ int isst_get_ctdp_levels(int cpu, struct isst_pkg_ctdp *pkg_dev) int isst_get_ctdp_control(int cpu, int config_index, struct isst_pkg_ctdp_level_info *ctdp_level) { + int cp_state, cp_cap; unsigned int resp; int ret; @@ -50,6 +89,15 @@ int isst_get_ctdp_control(int cpu, int config_index, ctdp_level->fact_enabled = !!(resp & BIT(16)); ctdp_level->pbf_enabled = !!(resp & BIT(17)); + ret = isst_read_pm_config(cpu, &cp_state, &cp_cap); + if (ret) { + debug_printf("cpu:%d pm_config is not supported \n", cpu); + } else { + debug_printf("cpu:%d pm_config SST-CP state:%d cap:%d \n", cpu, cp_state, cp_cap); + ctdp_level->sst_cp_support = cp_cap; + ctdp_level->sst_cp_enabled = cp_state; + } + debug_printf( "cpu:%d CONFIG_TDP_GET_TDP_CONTROL resp:%x fact_support:%d pbf_support: %d fact_enabled:%d pbf_enabled:%d\n", cpu, resp, ctdp_level->fact_support, ctdp_level->pbf_support, @@ -779,6 +827,13 @@ int isst_pm_qos_config(int cpu, int enable_clos, int priority_type) debug_printf("Turbo-freq feature must be disabled first\n"); return -EINVAL; } + ret = isst_write_pm_config(cpu, 0); + if (ret) + perror("isst_write_pm_config\n"); + } else { + ret = isst_write_pm_config(cpu, 1); + if (ret) + perror("isst_write_pm_config\n"); } ret = isst_send_mbox_command(cpu, CONFIG_CLOS, CLOS_PM_QOS_CONFIG, 0, 0, diff --git a/tools/power/x86/intel-speed-select/isst-display.c b/tools/power/x86/intel-speed-select/isst-display.c index 040dd09d5eee..4fb0c1d49d64 100644 --- a/tools/power/x86/intel-speed-select/isst-display.c +++ b/tools/power/x86/intel-speed-select/isst-display.c @@ -418,6 +418,17 @@ void isst_ctdp_display_information(int cpu, FILE *outf, int tdp_level, snprintf(value, sizeof(value), "unsupported"); format_and_print(outf, base_level + 4, header, value); + snprintf(header, sizeof(header), + "speed-select-core-power"); + if (ctdp_level->sst_cp_support) { + if (ctdp_level->sst_cp_enabled) + snprintf(value, sizeof(value), "enabled"); + else + snprintf(value, sizeof(value), "disabled"); + } else + snprintf(value, sizeof(value), "unsupported"); + format_and_print(outf, base_level + 4, header, value); + if (is_clx_n_platform()) { if (ctdp_level->pbf_support) _isst_pbf_display_information(cpu, outf, @@ -634,13 +645,15 @@ void isst_display_result(int cpu, FILE *outf, char *feature, char *cmd, char header[256]; char value[256]; - snprintf(header, sizeof(header), "package-%d", - get_physical_package_id(cpu)); - format_and_print(outf, 1, header, NULL); - snprintf(header, sizeof(header), "die-%d", get_physical_die_id(cpu)); - format_and_print(outf, 2, header, NULL); - snprintf(header, sizeof(header), "cpu-%d", cpu); - format_and_print(outf, 3, header, NULL); + if (cpu >= 0) { + snprintf(header, sizeof(header), "package-%d", + get_physical_package_id(cpu)); + format_and_print(outf, 1, header, NULL); + snprintf(header, sizeof(header), "die-%d", get_physical_die_id(cpu)); + format_and_print(outf, 2, header, NULL); + snprintf(header, sizeof(header), "cpu-%d", cpu); + format_and_print(outf, 3, header, NULL); + } snprintf(header, sizeof(header), "%s", feature); format_and_print(outf, 4, header, NULL); snprintf(header, sizeof(header), "%s", cmd); diff --git a/tools/power/x86/intel-speed-select/isst.h b/tools/power/x86/intel-speed-select/isst.h index cdf0f8a6dbbf..ad5aa6341d0f 100644 --- a/tools/power/x86/intel-speed-select/isst.h +++ b/tools/power/x86/intel-speed-select/isst.h @@ -69,6 +69,10 @@ #define PM_CLOS_OFFSET 0x08 #define PQR_ASSOC_OFFSET 0x20 +#define READ_PM_CONFIG 0x94 +#define WRITE_PM_CONFIG 0x95 +#define PM_FEATURE 0x03 + #define DISP_FREQ_MULTIPLIER 100 struct isst_clos_config { @@ -119,6 +123,8 @@ struct isst_pkg_ctdp_level_info { int pbf_support; int fact_enabled; int pbf_enabled; + int sst_cp_support; + int sst_cp_enabled; int tdp_ratio; int active; int tdp_control; diff --git a/tools/testing/nvdimm/Kbuild b/tools/testing/nvdimm/Kbuild index 6aca8d5be159..dbebf05f5931 100644 --- a/tools/testing/nvdimm/Kbuild +++ b/tools/testing/nvdimm/Kbuild @@ -1,10 +1,9 @@ # SPDX-License-Identifier: GPL-2.0 ldflags-y += --wrap=ioremap_wc ldflags-y += --wrap=memremap -ldflags-y += --wrap=devm_ioremap_nocache +ldflags-y += --wrap=devm_ioremap ldflags-y += --wrap=devm_memremap ldflags-y += --wrap=devm_memunmap -ldflags-y += --wrap=ioremap_nocache ldflags-y += --wrap=ioremap ldflags-y += --wrap=iounmap ldflags-y += --wrap=memunmap diff --git a/tools/testing/nvdimm/test/iomap.c b/tools/testing/nvdimm/test/iomap.c index 6271ac757a4b..03e40b3b0106 100644 --- a/tools/testing/nvdimm/test/iomap.c +++ b/tools/testing/nvdimm/test/iomap.c @@ -73,7 +73,7 @@ void __iomem *__nfit_test_ioremap(resource_size_t offset, unsigned long size, return fallback_fn(offset, size); } -void __iomem *__wrap_devm_ioremap_nocache(struct device *dev, +void __iomem *__wrap_devm_ioremap(struct device *dev, resource_size_t offset, unsigned long size) { struct nfit_test_resource *nfit_res = get_nfit_res(offset); @@ -81,9 +81,9 @@ void __iomem *__wrap_devm_ioremap_nocache(struct device *dev, if (nfit_res) return (void __iomem *) nfit_res->buf + offset - nfit_res->res.start; - return devm_ioremap_nocache(dev, offset, size); + return devm_ioremap(dev, offset, size); } -EXPORT_SYMBOL(__wrap_devm_ioremap_nocache); +EXPORT_SYMBOL(__wrap_devm_ioremap); void *__wrap_devm_memremap(struct device *dev, resource_size_t offset, size_t size, unsigned long flags) @@ -187,12 +187,6 @@ void __wrap_devm_memunmap(struct device *dev, void *addr) } EXPORT_SYMBOL(__wrap_devm_memunmap); -void __iomem *__wrap_ioremap_nocache(resource_size_t offset, unsigned long size) -{ - return __nfit_test_ioremap(offset, size, ioremap_nocache); -} -EXPORT_SYMBOL(__wrap_ioremap_nocache); - void __iomem *__wrap_ioremap(resource_size_t offset, unsigned long size) { return __nfit_test_ioremap(offset, size, ioremap); diff --git a/tools/testing/nvdimm/test/nfit_test.h b/tools/testing/nvdimm/test/nfit_test.h index 0bf5640f1f07..db3c07beb9d1 100644 --- a/tools/testing/nvdimm/test/nfit_test.h +++ b/tools/testing/nvdimm/test/nfit_test.h @@ -207,8 +207,6 @@ typedef struct nfit_test_resource *(*nfit_test_lookup_fn)(resource_size_t); typedef union acpi_object *(*nfit_test_evaluate_dsm_fn)(acpi_handle handle, const guid_t *guid, u64 rev, u64 func, union acpi_object *argv4); -void __iomem *__wrap_ioremap_nocache(resource_size_t offset, - unsigned long size); void __wrap_iounmap(volatile void __iomem *addr); void nfit_test_setup(nfit_test_lookup_fn lookup, nfit_test_evaluate_dsm_fn evaluate); diff --git a/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh b/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh index 47315fe48d5a..24dd8ed48580 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh @@ -232,7 +232,7 @@ test_mc_aware() stop_traffic local ucth1=${uc_rate[1]} - start_traffic $h1 own bc bc + start_traffic $h1 192.0.2.65 bc bc local d0=$(date +%s) local t0=$(ethtool_stats_get $h3 rx_octets_prio_0) @@ -254,7 +254,11 @@ test_mc_aware() ret = 100 * ($ucth1 - $ucth2) / $ucth1 if (ret > 0) { ret } else { 0 } ") - check_err $(bc <<< "$deg > 25") + + # Minimum shaper of 200Mbps on MC TCs should cause about 20% of + # degradation on 1Gbps link. + check_err $(bc <<< "$deg < 15") "Minimum shaper not in effect" + check_err $(bc <<< "$deg > 25") "MC traffic degrades UC performance too much" local interval=$((d1 - d0)) local mc_ir=$(rate $u0 $u1 $interval) diff --git a/tools/testing/selftests/net/forwarding/loopback.sh b/tools/testing/selftests/net/forwarding/loopback.sh index 6e4626ae71b0..8f4057310b5b 100755 --- a/tools/testing/selftests/net/forwarding/loopback.sh +++ b/tools/testing/selftests/net/forwarding/loopback.sh @@ -1,6 +1,9 @@ #!/bin/bash # SPDX-License-Identifier: GPL-2.0 +# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 + ALL_TESTS="loopback_test" NUM_NETIFS=2 source tc_common.sh @@ -72,6 +75,11 @@ setup_prepare() h1_create h2_create + + if ethtool -k $h1 | grep loopback | grep -q fixed; then + log_test "SKIP: dev $h1 does not support loopback feature" + exit $ksft_skip + fi } cleanup() |